3a2a7e5f5547ee3d569debdbf7fa5ead66f21c4dfc2c4e8bf7ec87a6f77d5be3

Analysis

max time kernel
151s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
07-11-2022 03:26

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General

Target

3a2a7e5f5547ee3d569debdbf7fa5ead66f21c4dfc2c4e8bf7ec87a6f77d5be3.exe
Size

314KB
MD5

0c17aeaafe69c1f82eda8e7c7e5190b0
SHA1

b7934d67ca3023ff8592d6e372c9cc60eeb6f1e8
SHA256

3a2a7e5f5547ee3d569debdbf7fa5ead66f21c4dfc2c4e8bf7ec87a6f77d5be3
SHA512

7edb548dd964938dd79e28a2fbe7a3374805cd6b42c72a754d297973e8eece7d7040550d14fa7cb696a0547a6304e189bf5e17893a211554743ba1b981f2e856
SSDEEP

6144:RrabUzkuvcBYC47l2x1V/GgGyjAj43W9jXdpcDfUEA1KtmTR:RrDkuveY3SV/dK4gjrcV7tY

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
4244	3a2a7e5f5547ee3d569debdbf7fa5ead66f21c4dfc2c4e8bf7ec87a6f77d5be3.exe
4244	3a2a7e5f5547ee3d569debdbf7fa5ead66f21c4dfc2c4e8bf7ec87a6f77d5be3.exe
4244	3a2a7e5f5547ee3d569debdbf7fa5ead66f21c4dfc2c4e8bf7ec87a6f77d5be3.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	3a2a7e5f5547ee3d569debdbf7fa5ead66f21c4dfc2c4e8bf7ec87a6f77d5be3.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	3a2a7e5f5547ee3d569debdbf7fa5ead66f21c4dfc2c4e8bf7ec87a6f77d5be3.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4244	3a2a7e5f5547ee3d569debdbf7fa5ead66f21c4dfc2c4e8bf7ec87a6f77d5be3.exe
4244	3a2a7e5f5547ee3d569debdbf7fa5ead66f21c4dfc2c4e8bf7ec87a6f77d5be3.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4244 wrote to memory of 4832	4244	3a2a7e5f5547ee3d569debdbf7fa5ead66f21c4dfc2c4e8bf7ec87a6f77d5be3.exe	83
PID 4244 wrote to memory of 4832	4244	3a2a7e5f5547ee3d569debdbf7fa5ead66f21c4dfc2c4e8bf7ec87a6f77d5be3.exe	83
PID 4244 wrote to memory of 4832	4244	3a2a7e5f5547ee3d569debdbf7fa5ead66f21c4dfc2c4e8bf7ec87a6f77d5be3.exe	83

C:\Users\Admin\AppData\Local\Temp\3a2a7e5f5547ee3d569debdbf7fa5ead66f21c4dfc2c4e8bf7ec87a6f77d5be3.exe
"C:\Users\Admin\AppData\Local\Temp\3a2a7e5f5547ee3d569debdbf7fa5ead66f21c4dfc2c4e8bf7ec87a6f77d5be3.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4244
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\_tin83C4.bat"
  2⤵
  PID:4832

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\InstallMate\8427F95D\cfg\1.ini

Filesize
368B

MD5
3a9830a2f57ef1e602de02bd9cc8eb56

SHA1
5135a0295755e536b833c6c6010900ff99cdbabf

SHA256
8d138bedf3228f7ef9405940526a73f49395fd2917aa22e7d5596297e222da42

SHA512
87ed85acdc1509bb02e437f50e7a90695f66b2a7a996a526f0310ba277de9ce8d7343983e2ae0b5dbedcca832bb90da802d7182972f1b14be0a203cfbd14cc41

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tsu0A92E215.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_tin83C4.bat

Filesize
50B

MD5
678bb979cb1b1bb41729169acb2abc75

SHA1
d22ac35f7525d4ae503115d3b4ff4e69d2218530

SHA256
a3469061022b6e8c9abae4c6ddb7e8f0d62e9b3bfa54ffa60b88cf8c3b167073

SHA512
0c8b78a3d03e9c8d698170cf8da142413375f8cc49b8437d9b49c501bedd6a666766c8731247a80f98d5e7de1fbf58454bd289c4f9ad1877d442132d627ff03d

Download Submit
C:\Users\Admin\AppData\Local\Temp\{DF848A83-23C2-4D74-AF9F-6BE00467A875}\Custom.dll

Filesize
91KB

MD5
f2730fc32e76d67606196bf8322d4370

SHA1
168a3f2b9ab8c712b98ac0288ab012784d6224d4

SHA256
8148abbb512c6a95c41611d6b7618ae8eb92523310eea8a4e2ab38a513ac4e2a

SHA512
7d46f78938bfb86db07298cad39f7360c1753cfe2c5f9b8f274151bc8fe9253bb7daa0a437a8cc2101a3a90e42366e8328c61cbefdc68bc1345869e0d853f8bb

Download Submit
C:\Users\Admin\AppData\Local\Temp\{DF848A83-23C2-4D74-AF9F-6BE00467A875}\_Setup.dll

Filesize
173KB

MD5
f726d8f3cc6b1033001ba21fbaf22655

SHA1
f0a3cb4042adb0ea429d6d000e9a66a79497d0eb

SHA256
fcb344c1a1c7eee395a023e4d9534e96c6b86c130886bf7a62e3e8ccef1e5f75

SHA512
10a6609e29d6cded049e70eb57e5941e77c5daaeb8547d3f46258f73fcc5d5f5305602212de313bf6dd15cdefb053ac09ecbb91fee75cb0dcac8ade241140270

Download Submit